Bard H42A2 User Manual Download

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Manual 2100-585A
Page

1 of 19

Bard Manufacturing Company, Inc.
Bryan, Ohio 43506

Since 1914...Moving ahead just as planned.

MIS-2498

WALL MOUNTED

PACKAGED

AIR CONDITIONER

INSTALLATION
INSTRUCTIONS

Models:

H42A2 H42L2

H48A2

H48L2

H60A2

H60L2

Manual :

2100-585A

Supersedes: 2100-585
File:

Volume III Tab 16

Date: 03-05-14

Summary of Contents for H42A2

Page 1: ...any Inc Bryan Ohio 43506 Since 1914 Moving ahead just as planned MIS 2498 WALL MOUNTED PACKAGED AIR CONDITIONER INSTALLATION INSTRUCTIONS Models H42A2 H42L2 H48A2 H48L2 H60A2 H60L2 Manual 2100 585A Supersedes 2100 585 File Volume III Tab 16 Date 03 05 14 ...

Page 2: ...ons 19 Getting Other Information and Publications 3 Wall Mount General Information Wall Mount Model Nomenclature 4 Shipping Damage 4 General 4 Duct Work 5 Filters 5 Condensate Drain 5 Installation Instructions Wall Mounting Information 6 Mounting the Unit 6 Clearances Required 6 Minimum Clearances 6 Wiring Main Power 12 Wiring Low Voltage Wiring 12 Dirty Filter Switch Relay 12 Economizer Fail Time...

Page 3: ...nter and Summer Air Conditioning Duct Design for Residential ACCA Manual D Winter and Summer Air Conditioning and Equipment Selection FOR MORE INFORMATION CONTACT THESE PUBLISHERS ACCA Air Conditioning Contractors of America 1712 New Hampshire Ave N W Washington DC 20009 Telephone 202 483 9370 Fax 202 234 4721 ANSI American National Standards Institute 11 West Street 13th Floor New York NY 10036 T...

Page 4: ...nded guide they do not supersede any national and or local codes in any way Authorities having jurisdiction should be consulted before the installation is made See Page 3 for information on codes and standards Size of unit for a proposed installation should be based on heat loss calculation made according to methods of Air Conditioning Contractors of America ACCA The air duct should be installed i...

Page 5: ...alls must be insulated and all joints taped or sealed to prevent air or moisture entering the wall cavity Some installations may not require any return air duct A metallic return air grille is required with installations not requiring a return air duct The spacing between louvers on the grille shall not be larger than 5 8 inch Any grille that meets with 5 8 inch louver criteria may be used It is r...

Page 6: ...l surface at both sides A bottom mounting bracket attached to skid for shipping is provided for ease of installation but is not required 2 The unit itself is suitable for 0 inch clearance but the supply air duct flange and the first 3 feet of supply air duct require a minimum of 1 4 inch clearance to combustible material for model series H42 H48 and H60 However it is generally recommended that a 1...

Page 7: ... Q B P 44 1 MIS 3210 Electric Heat Air Outlet Front View Filter Access Panel Condenser Ventilation Air 5 88 F W G Standard flush vent door for non Econ models NOTE 1 Not used when ECONWMT Economizer installed Filter access is through the ECONWMT hood K A I C 2 13 B L N H M S J O E 44 W 5 88 F G R S D S P S T 11 Q S 1 Low Voltage Electric Inlet Bracket Brackets Installation Heater Condenser Top Rai...

Page 8: ... 1 4 29 3 4 32 12 5 1 2 2 NOTES WALL STRUCTURE 1 SUPPLY AIR IT IS RECOMMENDED THAT A BEAD OF OPENING Right Side View RAIN FLASHING SILICONE CAULKING BE PLACED BEHIND RECOMMENDED 1 CLEARANCE FROM THE SIDE MOUNTING FLANGES AND UNDER TOP FLASHING AT TIME OF INSTALLATION TOP PANEL HEATER ACCESS FOUR SIDES OF SUPPLY AIR DUCT IS REQUIRED FROM COMBUSTABLE WALL 1 4 CLEARANCE ON ALL MATERIALS Supply Openin...

Page 9: ...tible materials This is required for the first 3 feet of ducting It is important to insure that the 1 4 inch minimum spacing is maintained at all points Failure to do this could result in overheating the combustible material and may result in a fire causing damage injury or death NOTE 1 SIDE SECTION VIEW OF SUPPLY AIR DUCT FOR WALL MOUNTED UNIT SHOWING 1 4 INCH CLEARANCE TO COMBUSTIBLE SURFACES ...

Page 10: ...AIR FACTORY SUPPLIED RAIN FLASHING SUPPLY AIR MIS 548 A SIDE VIEW I A C K E 1 000 B 1 000 SUPPLY DUCT OVER FRAME INTERIOR FINISHED WALL ALL AROUND DUCT FRAMING MATERIAL EXTERIOR FINISH WALL OPENING FOR ACTUAL DIMENSIONS 2 x 4 S 2 x 6 S OR STRUCTURAL STEEL ATTACH TO TOP 1 000 CLEARANCE 1 000 CLEARANCE PLATE OF WALL C SEE UNIT DIMENSIONS FIGURE 2 OPENING RETURN DUCT 2 x 6 ATTACH TO BOTTOM OVER FRAME...

Page 11: ... WALL OPENING W GRILLE SUPPLY DUCT MAYBE LOCATED IN AN ATTIC OR BELOW CEILING RAFTERS AS SHOWN CEILING RAIN RETURN AIR SLEEVE WALL SUPPLY AIR DUCT RAFTERS RAFTERS RETURN AIR OPENING W GRILLE RAIN FALSE WALL INSTALLATION DUCTED SUPPLY GRILLE OUTSIDE SPACE FALSE WALL RETURN AIR GRILLE OUTSIDE OR BELOW CEILING RAFTERS AS SHOWN FINISHED CEILING SURFACE RAIN FLASHING RAIN FLASHING RETURN AT UNIT NO DUC...

Page 12: ... such as a fire smoke detector that will cause immediate shutdown of the equipment upon activation C terminal is grounded G terminal is the fan input Y terminal is the compressor input for cooling 1 Stage units only W1 terminal is the 1st stage electric heat W2 terminal is the 2nd stage heat if equipped E F Y2 A Used with ECONWMT Economizer 1 NO normally open lockout alarm 2 NC normally closed loc...

Page 13: ...harge in the system may be used after leaks have occurred and then top off the charge by utilizing the pressure charts on the inner control panel cover as a guideline REMEMBER When adding R 410A refrigerant it must come out of the charging cylinder tank as a liquid to avoid any fractionation and to insure optimal system performance Refer to instructions for the cylinder that is being utilized for ...

Page 14: ... interruptions the compressor will operate on demand with no delay High Pressure Switch and Lockout Sequence If the high pressure switch opens the compressor contactor will de energize immediately The lockout timer will go into a soft lockout and stay in soft lockout until the high pressure switch closes and the delay on break time has expired If the high pressure switch opens again in this same o...

Page 15: ...recharge the unit to the serial plate charge REMOVAL OF FAN SHROUD 1 Disconnect all power to the unit 2 Remove the screws holding both grilles one on each side of unit and remove grilles 3 Remove screws holding fan shroud to condenser and bottom Nine 9 screws 4 Unwire condenser fan motor 5 Slide complete motor fan blade and shroud assembly out the left side of the unit 6 Service motor fan as neede...

Page 16: ...6 139 554 80 DB 67 WB Low Side High Side 132 328 133 351 135 376 137 401 139 427 141 454 143 481 145 509 147 539 149 568 85 DB 72 WB Low Side High Side 137 339 138 363 140 389 142 415 144 442 146 470 148 498 150 527 152 558 154 588 H48A L 75 DB 62 WB Low Side High Side 117 355 119 378 121 403 123 427 125 454 127 482 129 510 131 539 133 570 135 603 80 DB 67 WB Low Side High Side 125 364 127 388 129...

Page 17: ... 42 42 60 86 60 60 60 90 8 8 6 3 10 10 10 8 60 26 60 30 6 10 10 10 Maximum size of the time delay fuse or HACR type circuit breaker for protection of field wiring conductors Based on 75C copper wire All wiring must conform to the National Electrical Code and all local codes These Minimum Circuit Ampacity values are to be used for sizing the field power conductors Refer to the National Electrical c...

Page 18: ...1450 1405 0 2 1685 1640 1460 1415 1925 1865 1395 1355 0 3 1590 1550 1390 1345 1870 1815 1340 1300 0 4 1495 1460 1310 1270 1755 1705 1225 1185 0 5 1400 1365 1225 1185 1660 1610 1125 1085 Model Rated CFM Rated ESP Recommended Airflow Range Factory Speed Connection H42A H42L 1400 45 1600 1150 High H48A H48L 1550 30 1750 1285 High H60A H60L 1700 40 1950 1375 High Models 240V 1 208V 1 KW Amps BTUH Amps...

Page 19: ...ate X T ECONWMT T5 100 Economizer Temperature X W ECONWMT E5 100 Economizer Enthalpy X F N A 100 Economizer DC Temperature X G N A 100 Economizer DC Enthalpy X Factory Installed Option Number Field Installed Part Number H42A2 A H48A2 A H60A2 A EHWA05 A05 X X EHWA05 A10 X X X EHWA05 A15 X X X WMCB 08A X X HEATER KITS CIRCUIT BREAKER WMCB PULL DISCONNECT WMPD ...

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